1; RUN: llc -mcpu=generic -mtriple=i686-pc-windows-msvc -mattr=+sse < %s | FileCheck %s 2 3; Check proper alignment of spilled vector 4 5; CHECK-LABEL: spill_ok 6; CHECK: subl $32, %esp 7; CHECK: movups %xmm3, (%esp) 8; CHECK: movl $0, 16(%esp) 9; CHECK: calll _bar 10define void @spill_ok(i32, ptr) { 11entry: 12 %2 = alloca i32, i32 %0 13 %3 = load <16 x float>, ptr %1, align 64 14 tail call void @bar(<16 x float> %3, i32 0) nounwind 15 ret void 16} 17 18declare void @bar(<16 x float> %a, i32 %b) 19 20; Check that proper alignment of spilled vector does not affect vargs 21 22; CHECK-LABEL: vargs_not_affected 23; CHECK: movl 28(%esp), %eax 24define i32 @vargs_not_affected(<4 x float> %v, ptr %f, ...) { 25entry: 26 %ap = alloca ptr, align 4 27 call void @llvm.va_start(ptr %ap) 28 %argp.cur = load ptr, ptr %ap, align 4 29 %argp.next = getelementptr inbounds i8, ptr %argp.cur, i32 4 30 store ptr %argp.next, ptr %ap, align 4 31 %0 = load i32, ptr %argp.cur, align 4 32 call void @llvm.va_end(ptr %ap) 33 ret i32 %0 34} 35 36declare void @llvm.va_start(ptr) 37 38declare void @llvm.va_end(ptr) 39